if(!empty($user['yearofbirth'])){

function calc_age($d, $m, $y)

{

$age = date('Y') - $y;

$_m = date('m');

if($_m < $m || ($_m == $m && date('d') < $d))

$age--;

return $age;

}

$user_age = calc_age($user['dayb'], $user['monthb'], $user['yearofbirth']);

echo "<b>".$user_age." yosh</b><br/>";

}